533543020

素因数分解:

$2^2\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{16981}}^1$

素因数の和:18561

約数の個数: 24

約数和(自身を含む): 1121219568

約数和(自身を除く): 587676548

約数列:

[1, 2, 4, 5, 10, 20, 1571, 3142, 6284, 7855, 15710, 16981, 31420, 33962, 67924, 84905, 169810, 339620, 26677151, 53354302, 106708604, 133385755, 266771510, 533543020]

約数ペア:

[(1, 533543020), (2, 266771510), (4, 133385755), (5, 106708604), (10, 53354302), (20, 26677151), (1571, 339620), (3142, 169810), (6284, 84905), (7855, 67924), (15710, 33962), (16981, 31420)]